package Xin01;

import java.util.List;

public class Yuanchao {
    public static void main(String[] args) {
        Yuanzhu yuanzhu = new Yuanzhu();
        Yuan yuan = new Yuan();
        yuanzhu.setR(2);
        yuanzhu.setH(2);
        System.out.println(yuanzhu.v());
        yuan.setR(2);
        System.out.println(yuan.s());

    }
}
